Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Suzhou, Jiangsu, China Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

October Air Quality Analysis

Suzhou, Jiangsu, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
25th Oct 2023
146AQI
Lowest AQI recorded on
2nd Oct 2023
32AQI

Same Day Analysis (1st October):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 40 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

Day & Night AQI Trend: 30th Sep - 1st Oct 2026

Suzhou, Jiangsu, China

AQI
Day
Night
.

5 AM30th Sep 2026

6 PM

4 AM1st Oct 2026

Day time
Avg. Highest Time
11AM30th Sep

56AQI

Avg. Lowest Time
5PM30th Sep

32AQI

Night time
Avg. Highest Time
2AM1st Oct

72AQI

Avg. Lowest Time
6PM30th Sep

32AQI

In the last 24 hours,

Suzhou's AQI reached its highest point of 72 at 2 AM during the Night, while the lowest point, 32, was recorded at 6 PM during the Night between 30th Sep and 1st Oct 2026.

Day & Night AQI Trend : Sep - Oct 2026

Suzhou, Jiangsu, China

SepOct
02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st
Day
Night
2nd Sep 2026245 AMAQI
2nd Sep 2026246 AMAQI
2nd Sep 2026227 AMAQI
2nd Sep 2026328 AMAQI
2nd Sep 2026229 AMAQI
2nd Sep 20262610 AMAQI
2nd Sep 20264611 AMAQI
2nd Sep 20264712 PMAQI
2nd Sep 2026411 PMAQI
2nd Sep 2026372 PMAQI
2nd Sep 2026273 PMAQI
2nd Sep 2026264 PMAQI
2nd Sep 2026305 PMAQI
2nd Sep 2026236 PMAQI
2nd Sep 2026267 PMAQI
2nd Sep 2026288 PMAQI
2nd Sep 2026269 PMAQI
2nd Sep 20262210 PMAQI
2nd Sep 20262211 PMAQI
3rd Sep 20263312 AMAQI
3rd Sep 2026321 AMAQI
3rd Sep 2026312 AMAQI
3rd Sep 2026303 AMAQI
3rd Sep 2026314 AMAQI

25°C24/27°C

3rd Sep 2026325 AMAQI
3rd Sep 2026336 AMAQI
3rd Sep 2026327 AMAQI
3rd Sep 2026328 AMAQI
3rd Sep 2026339 AMAQI
3rd Sep 20263610 AMAQI
3rd Sep 20263211 AMAQI
3rd Sep 20263312 PMAQI
3rd Sep 2026311 PMAQI
3rd Sep 2026282 PMAQI
3rd Sep 2026263 PMAQI
3rd Sep 2026274 PMAQI
3rd Sep 2026325 PMAQI
3rd Sep 2026306 PMAQI
3rd Sep 2026357 PMAQI
3rd Sep 2026348 PMAQI
3rd Sep 2026359 PMAQI
3rd Sep 20263610 PMAQI
3rd Sep 20263711 PMAQI
4th Sep 20263912 AMAQI
4th Sep 2026401 AMAQI
4th Sep 2026422 AMAQI
4th Sep 2026413 AMAQI
4th Sep 2026424 AMAQI

26°C24/30°C

4th Sep 2026415 AMAQI
4th Sep 2026426 AMAQI
4th Sep 2026457 AMAQI
4th Sep 2026438 AMAQI
4th Sep 2026479 AMAQI
4th Sep 20265110 AMAQI
4th Sep 20265211 AMAQI
4th Sep 20265012 PMAQI
4th Sep 2026521 PMAQI
4th Sep 2026512 PMAQI
4th Sep 2026463 PMAQI
4th Sep 2026424 PMAQI
4th Sep 2026435 PMAQI
4th Sep 2026626 PMAQI
4th Sep 2026597 PMAQI
4th Sep 2026618 PMAQI
4th Sep 2026639 PMAQI
4th Sep 20266110 PMAQI
4th Sep 20265511 PMAQI
5th Sep 20266112 AMAQI
5th Sep 2026611 AMAQI
5th Sep 2026632 AMAQI
5th Sep 2026643 AMAQI
5th Sep 2026634 AMAQI

26°C23/29°C

5th Sep 2026625 AMAQI
5th Sep 2026406 AMAQI
5th Sep 2026247 AMAQI
5th Sep 2026398 AMAQI
5th Sep 2026489 AMAQI
5th Sep 20266210 AMAQI
5th Sep 20264611 AMAQI
5th Sep 20263012 PMAQI
5th Sep 2026281 PMAQI
5th Sep 2026262 PMAQI
5th Sep 2026233 PMAQI
5th Sep 2026224 PMAQI
5th Sep 2026255 PMAQI
5th Sep 2026256 PMAQI
5th Sep 2026267 PMAQI
5th Sep 2026268 PMAQI
5th Sep 2026279 PMAQI
5th Sep 20262810 PMAQI
5th Sep 20262611 PMAQI
6th Sep 20262612 AMAQI
6th Sep 2026291 AMAQI
6th Sep 2026282 AMAQI
6th Sep 2026333 AMAQI
6th Sep 2026394 AMAQI

25°C23/29°C

6th Sep 2026515 AMAQI
6th Sep 2026556 AMAQI
6th Sep 2026567 AMAQI
6th Sep 2026588 AMAQI
6th Sep 2026659 AMAQI
6th Sep 20265510 AMAQI
6th Sep 20263111 AMAQI
6th Sep 20262812 PMAQI
6th Sep 2026291 PMAQI
6th Sep 2026322 PMAQI
6th Sep 2026463 PMAQI
6th Sep 2026474 PMAQI
6th Sep 2026365 PMAQI
6th Sep 2026286 PMAQI
6th Sep 2026267 PMAQI
6th Sep 2026288 PMAQI
6th Sep 2026279 PMAQI
6th Sep 20262710 PMAQI
6th Sep 20262411 PMAQI
7th Sep 20262712 AMAQI
7th Sep 2026321 AMAQI
7th Sep 2026372 AMAQI
7th Sep 2026343 AMAQI
7th Sep 2026294 AMAQI

25°C22/29°C

7th Sep 2026275 AMAQI
7th Sep 2026276 AMAQI
7th Sep 2026317 AMAQI
7th Sep 2026428 AMAQI
7th Sep 2026389 AMAQI
7th Sep 20262710 AMAQI
7th Sep 20262711 AMAQI
7th Sep 20264712 PMAQI
7th Sep 2026531 PMAQI
7th Sep 2026532 PMAQI
7th Sep 2026543 PMAQI
7th Sep 2026524 PMAQI
7th Sep 2026515 PMAQI
7th Sep 2026556 PMAQI
7th Sep 2026447 PMAQI
7th Sep 2026448 PMAQI
7th Sep 2026569 PMAQI
7th Sep 20265710 PMAQI
7th Sep 20266111 PMAQI
8th Sep 20265412 AMAQI
8th Sep 2026561 AMAQI
8th Sep 2026572 AMAQI
8th Sep 2026573 AMAQI
8th Sep 2026514 AMAQI

24°C21/29°C

8th Sep 2026565 AMAQI
8th Sep 2026566 AMAQI
8th Sep 2026597 AMAQI
8th Sep 2026648 AMAQI
8th Sep 2026629 AMAQI
8th Sep 20266910 AMAQI
8th Sep 20266911 AMAQI
8th Sep 20265812 PMAQI
8th Sep 2026571 PMAQI
8th Sep 2026552 PMAQI
8th Sep 2026473 PMAQI
8th Sep 2026364 PMAQI
8th Sep 2026365 PMAQI
8th Sep 2026346 PMAQI
8th Sep 2026447 PMAQI
8th Sep 2026638 PMAQI
8th Sep 2026619 PMAQI
8th Sep 20266010 PMAQI
8th Sep 20266211 PMAQI
9th Sep 20266512 AMAQI
9th Sep 2026681 AMAQI
9th Sep 2026652 AMAQI
9th Sep 2026683 AMAQI
9th Sep 2026694 AMAQI

24°C21/28°C

9th Sep 2026715 AMAQI
9th Sep 2026786 AMAQI
9th Sep 2026817 AMAQI
9th Sep 2026798 AMAQI
9th Sep 2026609 AMAQI
9th Sep 20264310 AMAQI
9th Sep 20263311 AMAQI
9th Sep 20262812 PMAQI
9th Sep 2026271 PMAQI
9th Sep 2026242 PMAQI
9th Sep 2026273 PMAQI
9th Sep 2026284 PMAQI
9th Sep 2026315 PMAQI
9th Sep 2026326 PMAQI
9th Sep 2026277 PMAQI
9th Sep 2026258 PMAQI
9th Sep 2026259 PMAQI
9th Sep 20262610 PMAQI
9th Sep 20262511 PMAQI
10th Sep 20262712 AMAQI
10th Sep 2026281 AMAQI
10th Sep 2026282 AMAQI
10th Sep 2026293 AMAQI
10th Sep 2026304 AMAQI

23°C20/25°C

10th Sep 2026305 AMAQI
10th Sep 2026296 AMAQI
10th Sep 2026317 AMAQI
10th Sep 2026358 AMAQI
10th Sep 2026359 AMAQI
10th Sep 20263910 AMAQI
10th Sep 20264311 AMAQI
10th Sep 20264412 PMAQI
10th Sep 2026461 PMAQI
10th Sep 2026432 PMAQI
10th Sep 2026443 PMAQI
10th Sep 2026504 PMAQI
10th Sep 2026515 PMAQI
10th Sep 2026546 PMAQI
10th Sep 2026537 PMAQI
10th Sep 2026568 PMAQI
10th Sep 2026559 PMAQI
10th Sep 20265510 PMAQI
10th Sep 20264611 PMAQI
11th Sep 20264712 AMAQI
11th Sep 2026531 AMAQI
11th Sep 2026502 AMAQI
11th Sep 2026493 AMAQI
11th Sep 2026494 AMAQI

22°C19/26°C

11th Sep 2026525 AMAQI
11th Sep 2026576 AMAQI
11th Sep 2026627 AMAQI
11th Sep 2026658 AMAQI
11th Sep 2026689 AMAQI
11th Sep 20267010 AMAQI
11th Sep 20266211 AMAQI
11th Sep 20264012 PMAQI
11th Sep 2026371 PMAQI
11th Sep 2026322 PMAQI
11th Sep 2026313 PMAQI
11th Sep 2026284 PMAQI
11th Sep 2026265 PMAQI
11th Sep 2026236 PMAQI
11th Sep 2026247 PMAQI
11th Sep 2026248 PMAQI
11th Sep 2026239 PMAQI
11th Sep 20262410 PMAQI
11th Sep 20262411 PMAQI
12th Sep 20262612 AMAQI
12th Sep 2026241 AMAQI
12th Sep 2026232 AMAQI
12th Sep 2026253 AMAQI
12th Sep 2026264 AMAQI

22°C21/25°C

12th Sep 2026275 AMAQI
12th Sep 2026296 AMAQI
12th Sep 2026317 AMAQI
12th Sep 2026338 AMAQI
12th Sep 2026319 AMAQI
12th Sep 20262910 AMAQI
12th Sep 20262911 AMAQI
12th Sep 20262512 PMAQI
12th Sep 2026251 PMAQI
12th Sep 2026272 PMAQI
12th Sep 2026273 PMAQI
12th Sep 2026294 PMAQI
12th Sep 2026325 PMAQI
12th Sep 2026376 PMAQI
12th Sep 2026407 PMAQI
12th Sep 2026478 PMAQI
12th Sep 2026519 PMAQI
12th Sep 20265410 PMAQI
12th Sep 20265011 PMAQI
13th Sep 20264312 AMAQI
13th Sep 2026501 AMAQI
13th Sep 2026432 AMAQI
13th Sep 2026403 AMAQI
13th Sep 2026464 AMAQI

24°C20/29°C

13th Sep 2026405 AMAQI
13th Sep 2026426 AMAQI
13th Sep 2026427 AMAQI
13th Sep 2026428 AMAQI
13th Sep 2026439 AMAQI
13th Sep 20265310 AMAQI
13th Sep 20265211 AMAQI
13th Sep 20265312 PMAQI
13th Sep 2026461 PMAQI
13th Sep 2026482 PMAQI
13th Sep 2026473 PMAQI
13th Sep 2026464 PMAQI
13th Sep 2026505 PMAQI
13th Sep 2026506 PMAQI
13th Sep 2026557 PMAQI
13th Sep 2026578 PMAQI
13th Sep 2026669 PMAQI
13th Sep 20265510 PMAQI
13th Sep 20265211 PMAQI
14th Sep 20265112 AMAQI
14th Sep 2026461 AMAQI
14th Sep 2026502 AMAQI
14th Sep 2026503 AMAQI
14th Sep 2026644 AMAQI

25°C21/30°C

14th Sep 2026595 AMAQI
14th Sep 2026566 AMAQI
14th Sep 2026497 AMAQI
14th Sep 2026588 AMAQI
14th Sep 2026589 AMAQI
14th Sep 20266110 AMAQI
14th Sep 20265911 AMAQI
14th Sep 20265712 PMAQI
14th Sep 2026621 PMAQI
14th Sep 2026622 PMAQI
14th Sep 2026593 PMAQI
14th Sep 2026534 PMAQI
14th Sep 2026535 PMAQI
14th Sep 2026576 PMAQI
14th Sep 2026557 PMAQI
14th Sep 2026518 PMAQI
14th Sep 2026569 PMAQI
14th Sep 20266310 PMAQI
14th Sep 20267711 PMAQI
15th Sep 20268412 AMAQI
15th Sep 2026961 AMAQI
15th Sep 20261042 AMAQI
15th Sep 2026893 AMAQI
15th Sep 2026694 AMAQI

24°C22/28°C

15th Sep 2026555 AMAQI
15th Sep 2026456 AMAQI
15th Sep 2026427 AMAQI
15th Sep 2026378 AMAQI
15th Sep 2026349 AMAQI
15th Sep 20262910 AMAQI
15th Sep 20262811 AMAQI
15th Sep 20262812 PMAQI
15th Sep 2026311 PMAQI
15th Sep 2026362 PMAQI
15th Sep 2026413 PMAQI
15th Sep 2026454 PMAQI
15th Sep 2026465 PMAQI
15th Sep 2026536 PMAQI
15th Sep 2026567 PMAQI
15th Sep 2026588 PMAQI
15th Sep 2026609 PMAQI
15th Sep 20266210 PMAQI
15th Sep 20266711 PMAQI
16th Sep 20266812 AMAQI
16th Sep 2026641 AMAQI
16th Sep 2026662 AMAQI
16th Sep 2026683 AMAQI
16th Sep 2026704 AMAQI

23°C20/28°C

16th Sep 2026755 AMAQI
16th Sep 2026836 AMAQI
16th Sep 2026857 AMAQI
16th Sep 2026898 AMAQI
16th Sep 2026889 AMAQI
16th Sep 20267210 AMAQI
16th Sep 20266811 AMAQI
16th Sep 20266612 PMAQI
16th Sep 2026661 PMAQI
16th Sep 2026662 PMAQI
16th Sep 2026573 PMAQI
16th Sep 2026604 PMAQI
16th Sep 2026535 PMAQI
16th Sep 2026556 PMAQI
16th Sep 2026567 PMAQI
16th Sep 2026578 PMAQI
16th Sep 2026559 PMAQI
16th Sep 20265510 PMAQI
16th Sep 20265411 PMAQI
17th Sep 20266612 AMAQI
17th Sep 2026721 AMAQI
17th Sep 2026742 AMAQI
17th Sep 2026703 AMAQI
17th Sep 2026704 AMAQI

23°C19/29°C

17th Sep 2026425 AMAQI
17th Sep 2026316 AMAQI
17th Sep 2026257 AMAQI
17th Sep 2026268 AMAQI
17th Sep 2026299 AMAQI
17th Sep 20263810 AMAQI
17th Sep 20263811 AMAQI
17th Sep 20264412 PMAQI
17th Sep 2026431 PMAQI
17th Sep 2026422 PMAQI
17th Sep 2026423 PMAQI
17th Sep 2026384 PMAQI
17th Sep 2026385 PMAQI
17th Sep 2026486 PMAQI
17th Sep 2026527 PMAQI
17th Sep 2026558 PMAQI
17th Sep 2026539 PMAQI
17th Sep 20265010 PMAQI
17th Sep 20265311 PMAQI
18th Sep 20266012 AMAQI
18th Sep 2026481 AMAQI
18th Sep 2026502 AMAQI
18th Sep 2026493 AMAQI
18th Sep 2026394 AMAQI

23°C20/26°C

18th Sep 2026375 AMAQI
18th Sep 2026376 AMAQI
18th Sep 2026387 AMAQI
18th Sep 2026438 AMAQI
18th Sep 2026459 AMAQI
18th Sep 20264510 AMAQI
18th Sep 20264411 AMAQI
18th Sep 20264312 PMAQI
18th Sep 2026521 PMAQI
18th Sep 2026582 PMAQI
18th Sep 2026613 PMAQI
18th Sep 2026614 PMAQI
18th Sep 2026635 PMAQI
18th Sep 2026676 PMAQI
18th Sep 2026647 PMAQI
18th Sep 2026688 PMAQI
18th Sep 2026729 PMAQI
18th Sep 20267810 PMAQI
18th Sep 20267711 PMAQI
19th Sep 20267412 AMAQI
19th Sep 2026731 AMAQI
19th Sep 2026812 AMAQI
19th Sep 2026763 AMAQI
19th Sep 2026734 AMAQI

24°C22/28°C

19th Sep 2026765 AMAQI
19th Sep 2026806 AMAQI
19th Sep 2026777 AMAQI
19th Sep 2026758 AMAQI
19th Sep 2026739 AMAQI
19th Sep 20266410 AMAQI
19th Sep 20265811 AMAQI
19th Sep 20266012 PMAQI
19th Sep 2026691 PMAQI
19th Sep 2026692 PMAQI
19th Sep 2026673 PMAQI
19th Sep 2026754 PMAQI
19th Sep 2026835 PMAQI
19th Sep 2026846 PMAQI
19th Sep 2026527 PMAQI
19th Sep 2026328 PMAQI
19th Sep 2026319 PMAQI
19th Sep 20264110 PMAQI
19th Sep 20264211 PMAQI
20th Sep 20264512 AMAQI
20th Sep 2026421 AMAQI
20th Sep 2026372 AMAQI
20th Sep 2026433 AMAQI
20th Sep 2026484 AMAQI

25°C23/29°C

20th Sep 2026455 AMAQI
20th Sep 2026476 AMAQI
20th Sep 2026497 AMAQI
20th Sep 2026458 AMAQI
20th Sep 2026459 AMAQI
20th Sep 20263410 AMAQI
20th Sep 20263111 AMAQI
20th Sep 20263312 PMAQI
20th Sep 2026331 PMAQI
20th Sep 2026362 PMAQI
20th Sep 2026433 PMAQI
20th Sep 2026474 PMAQI
20th Sep 2026485 PMAQI
20th Sep 2026496 PMAQI
20th Sep 2026537 PMAQI
20th Sep 2026498 PMAQI
20th Sep 2026509 PMAQI
20th Sep 20265110 PMAQI
20th Sep 20265211 PMAQI
21st Sep 20265312 AMAQI
21st Sep 2026551 AMAQI
21st Sep 2026572 AMAQI
21st Sep 2026633 AMAQI
21st Sep 2026684 AMAQI

24°C22/28°C

21st Sep 2026745 AMAQI
21st Sep 2026806 AMAQI
21st Sep 2026847 AMAQI
21st Sep 2026908 AMAQI
21st Sep 2026899 AMAQI
21st Sep 20268110 AMAQI
21st Sep 20267311 AMAQI
21st Sep 20267812 PMAQI
21st Sep 2026841 PMAQI
21st Sep 2026832 PMAQI
21st Sep 2026823 PMAQI
21st Sep 2026914 PMAQI
21st Sep 2026995 PMAQI
21st Sep 2026996 PMAQI
21st Sep 2026977 PMAQI
21st Sep 20261038 PMAQI
21st Sep 20261049 PMAQI
21st Sep 202610410 PMAQI
21st Sep 202610311 PMAQI
22nd Sep 202610212 AMAQI
22nd Sep 2026791 AMAQI
22nd Sep 2026552 AMAQI
22nd Sep 2026563 AMAQI
22nd Sep 2026574 AMAQI

24°C20/29°C

22nd Sep 2026595 AMAQI
22nd Sep 2026636 AMAQI
22nd Sep 2026647 AMAQI
22nd Sep 2026748 AMAQI
22nd Sep 2026849 AMAQI
22nd Sep 20267610 AMAQI
22nd Sep 20266911 AMAQI
22nd Sep 20266612 PMAQI
22nd Sep 2026701 PMAQI
22nd Sep 2026782 PMAQI
22nd Sep 2026793 PMAQI
22nd Sep 2026814 PMAQI
22nd Sep 2026825 PMAQI
22nd Sep 2026856 PMAQI
22nd Sep 2026827 PMAQI
22nd Sep 2026938 PMAQI
22nd Sep 2026929 PMAQI
22nd Sep 20268810 PMAQI
22nd Sep 20267611 PMAQI
23rd Sep 20266912 AMAQI
23rd Sep 2026681 AMAQI
23rd Sep 2026662 AMAQI
23rd Sep 2026693 AMAQI
23rd Sep 2026664 AMAQI

25°C22/29°C

23rd Sep 2026675 AMAQI
23rd Sep 2026596 AMAQI
23rd Sep 2026587 AMAQI
23rd Sep 2026588 AMAQI
23rd Sep 2026519 AMAQI
23rd Sep 20264610 AMAQI
23rd Sep 20264011 AMAQI
23rd Sep 20263512 PMAQI
23rd Sep 2026371 PMAQI
23rd Sep 2026372 PMAQI
23rd Sep 2026413 PMAQI
23rd Sep 2026474 PMAQI
23rd Sep 2026525 PMAQI
23rd Sep 2026526 PMAQI
23rd Sep 2026467 PMAQI
23rd Sep 2026448 PMAQI
23rd Sep 2026419 PMAQI
23rd Sep 20264010 PMAQI
23rd Sep 20263911 PMAQI
24th Sep 20263312 AMAQI
24th Sep 2026321 AMAQI
24th Sep 2026322 AMAQI
24th Sep 2026303 AMAQI
24th Sep 2026284 AMAQI

25°C23/28°C

24th Sep 2026285 AMAQI
24th Sep 2026306 AMAQI
24th Sep 2026327 AMAQI
24th Sep 2026308 AMAQI
24th Sep 2026319 AMAQI
24th Sep 20263210 AMAQI
24th Sep 20263211 AMAQI
24th Sep 20263512 PMAQI
24th Sep 2026371 PMAQI
24th Sep 2026402 PMAQI
24th Sep 2026433 PMAQI
24th Sep 2026394 PMAQI
24th Sep 2026425 PMAQI
24th Sep 2026496 PMAQI
24th Sep 2026527 PMAQI
24th Sep 2026548 PMAQI
24th Sep 2026569 PMAQI
24th Sep 20265610 PMAQI
24th Sep 20264911 PMAQI
25th Sep 20264512 AMAQI
25th Sep 2026391 AMAQI
25th Sep 2026382 AMAQI
25th Sep 2026373 AMAQI
25th Sep 2026404 AMAQI

25°C22/30°C

25th Sep 2026405 AMAQI
25th Sep 2026426 AMAQI
25th Sep 2026437 AMAQI
25th Sep 2026478 AMAQI
25th Sep 2026489 AMAQI
25th Sep 20265810 AMAQI
25th Sep 20266511 AMAQI
25th Sep 20267012 PMAQI
25th Sep 2026681 PMAQI
25th Sep 2026742 PMAQI
25th Sep 2026883 PMAQI
25th Sep 2026884 PMAQI
25th Sep 2026885 PMAQI
25th Sep 2026866 PMAQI
25th Sep 2026927 PMAQI
25th Sep 2026938 PMAQI
25th Sep 20261129 PMAQI
25th Sep 202611610 PMAQI
25th Sep 202611011 PMAQI
26th Sep 202610812 AMAQI
26th Sep 20261091 AMAQI
26th Sep 20261042 AMAQI
26th Sep 20261033 AMAQI
26th Sep 20261024 AMAQI

26°C22/30°C

26th Sep 20261075 AMAQI
26th Sep 20261196 AMAQI
26th Sep 20261177 AMAQI
26th Sep 20261128 AMAQI
26th Sep 20261289 AMAQI
26th Sep 20269510 AMAQI
26th Sep 20267911 AMAQI
26th Sep 20266612 PMAQI
26th Sep 2026601 PMAQI
26th Sep 2026612 PMAQI
26th Sep 2026623 PMAQI
26th Sep 2026604 PMAQI
26th Sep 2026485 PMAQI
26th Sep 2026276 PMAQI
26th Sep 2026317 PMAQI
26th Sep 2026268 PMAQI
26th Sep 2026259 PMAQI
26th Sep 20262810 PMAQI
26th Sep 20263111 PMAQI
27th Sep 20264012 AMAQI
27th Sep 2026461 AMAQI
27th Sep 2026562 AMAQI
27th Sep 2026443 AMAQI
27th Sep 2026354 AMAQI

24°C23/28°C

27th Sep 2026315 AMAQI
27th Sep 2026366 AMAQI
27th Sep 2026467 AMAQI
27th Sep 2026508 AMAQI
27th Sep 2026629 AMAQI
27th Sep 20266910 AMAQI
27th Sep 20266911 AMAQI
27th Sep 20266112 PMAQI
27th Sep 2026541 PMAQI
27th Sep 2026422 PMAQI
27th Sep 2026343 PMAQI
27th Sep 2026324 PMAQI
27th Sep 2026355 PMAQI
27th Sep 2026456 PMAQI
27th Sep 2026517 PMAQI
27th Sep 2026598 PMAQI
27th Sep 2026749 PMAQI
27th Sep 20267710 PMAQI
27th Sep 20267611 PMAQI
28th Sep 20267812 AMAQI
28th Sep 2026801 AMAQI
28th Sep 2026822 AMAQI
28th Sep 2026833 AMAQI
28th Sep 2026764 AMAQI

25°C23/27°C

28th Sep 2026685 AMAQI
28th Sep 2026676 AMAQI
28th Sep 2026667 AMAQI
28th Sep 2026588 AMAQI
28th Sep 2026439 AMAQI
28th Sep 20261910 AMAQI
28th Sep 20261911 AMAQI
28th Sep 20262412 PMAQI
28th Sep 2026241 PMAQI
28th Sep 2026212 PMAQI
28th Sep 2026233 PMAQI
28th Sep 2026264 PMAQI
28th Sep 2026285 PMAQI
28th Sep 2026256 PMAQI
28th Sep 2026237 PMAQI
28th Sep 2026258 PMAQI
28th Sep 2026239 PMAQI
28th Sep 20262110 PMAQI
28th Sep 20262211 PMAQI
29th Sep 20262212 AMAQI
29th Sep 2026231 AMAQI
29th Sep 2026222 AMAQI
29th Sep 2026243 AMAQI
29th Sep 2026294 AMAQI

24°C22/27°C

29th Sep 2026375 AMAQI
29th Sep 2026456 AMAQI
29th Sep 2026487 AMAQI
29th Sep 2026418 AMAQI
29th Sep 2026339 AMAQI
29th Sep 20263010 AMAQI
29th Sep 20263111 AMAQI
29th Sep 20263212 PMAQI
29th Sep 2026331 PMAQI
29th Sep 2026292 PMAQI
29th Sep 2026253 PMAQI
29th Sep 2026264 PMAQI
29th Sep 2026255 PMAQI
29th Sep 2026256 PMAQI
29th Sep 2026277 PMAQI
29th Sep 2026278 PMAQI
29th Sep 2026289 PMAQI
29th Sep 20263010 PMAQI
29th Sep 20262911 PMAQI
30th Sep 20262712 AMAQI
30th Sep 2026261 AMAQI
30th Sep 2026292 AMAQI
30th Sep 2026303 AMAQI
30th Sep 2026364 AMAQI

22°C21/24°C

30th Sep 2026435 AMAQI
30th Sep 2026426 AMAQI
30th Sep 2026487 AMAQI
30th Sep 2026508 AMAQI
30th Sep 2026429 AMAQI
30th Sep 20264110 AMAQI
30th Sep 20265611 AMAQI
30th Sep 20265412 PMAQI
30th Sep 2026541 PMAQI
30th Sep 2026482 PMAQI
30th Sep 2026463 PMAQI
30th Sep 2026434 PMAQI
30th Sep 2026325 PMAQI
30th Sep 2026326 PMAQI
30th Sep 2026347 PMAQI
30th Sep 2026368 PMAQI
30th Sep 2026459 PMAQI
30th Sep 20265210 PMAQI
30th Sep 20265711 PMAQI
1st Oct 20266312 AMAQI
1st Oct 2026701 AMAQI
1st Oct 2026722 AMAQI
1st Oct 2026653 AMAQI
1st Oct 2026354 AMAQI

23°C21/26°C

1st Oct 2026265 AMAQI
5 AM
1st Oct 2026236 AMAQI
1st Oct 2026237 AMAQI
1st Oct 2026398 AMAQI
1st Oct 2026629 AMAQI
1st Oct 20267810 AMAQI
1st Oct 20267211 AMAQI
11 AM
1st Oct 20264712 PMAQI
1st Oct 2026311 PMAQI
1st Oct 2026282 PMAQI
1st Oct 2026253 PMAQI
1st Oct 2026254 PMAQI
1st Oct 2026235 PMAQI
1st Oct 2026236 PMAQI
6 PM
1st Oct 2026237 PMAQI
1st Oct 2026238 PMAQI
1st Oct 2026229 PMAQI
1st Oct 20262410 PMAQI
1st Oct 20262211 PMAQI
11 PM
4 AM

21°C20/22°C

Day time
Avg. Highest Time
8 AM - 9 AM

53AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 PM - 6 PM

46AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 9 AM (Avg. 53), while the lowest AQI was between 12 PM to 6 PM (Avg. 46).
Night time
Avg. Highest Time
12 AM - 3 AM

53AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM

48AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 53), while the lowest AQI was between 7 PM to 8 PM (Avg. 48).

2026 Days Vs Air Quality

Suzhou, Jiangsu, China

2026

37%

101

45%

124

14%

39

4%

10

Total number of days with different AQI categories in last 274 days in 2026 (91 days remaining)

Good
101 Days
Moderate
124 Days
Poor
39 Days
Unhealthy
10 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 37%

Health Risk Level:

High

In 2026, 37% of 274 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

Suzhou, Jiangsu, China

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
40AQI (US)
2nd January 2026
71AQI (US)
3rd January 2026
116AQI (US)
4th January 2026
155AQI (US)
5th January 2026
159AQI (US)
6th January 2026
157AQI (US)
7th January 2026
114AQI (US)
8th January 2026
140AQI (US)
9th January 2026
144AQI (US)
10th January 2026
116AQI (US)
11th January 2026
70AQI (US)
12th January 2026
92AQI (US)
13th January 2026
130AQI (US)
14th January 2026
154AQI (US)
15th January 2026
156AQI (US)
16th January 2026
179AQI (US)
17th January 2026
158AQI (US)
18th January 2026
88AQI (US)
19th January 2026
47AQI (US)
20th January 2026
58AQI (US)
21st January 2026
88AQI (US)
22nd January 2026
91AQI (US)
23rd January 2026
140AQI (US)
24th January 2026
154AQI (US)
25th January 2026
117AQI (US)
26th January 2026
55AQI (US)
27th January 2026
85AQI (US)
28th January 2026
98AQI (US)
29th January 2026
52AQI (US)
30th January 2026
51AQI (US)
31st January 2026
53AQI (US)
1st February 2026
120AQI (US)
2nd February 2026
150AQI (US)
3rd February 2026
119AQI (US)
4th February 2026
109AQI (US)
5th February 2026
157AQI (US)
6th February 2026
85AQI (US)
7th February 2026
66AQI (US)
8th February 2026
86AQI (US)
9th February 2026
78AQI (US)
10th February 2026
102AQI (US)
11th February 2026
131AQI (US)
12th February 2026
146AQI (US)
13th February 2026
155AQI (US)
14th February 2026
125AQI (US)
15th February 2026
149AQI (US)
16th February 2026
58AQI (US)
17th February 2026
95AQI (US)
18th February 2026
136AQI (US)
19th February 2026
138AQI (US)
20th February 2026
96AQI (US)
21st February 2026
96AQI (US)
22nd February 2026
94AQI (US)
23rd February 2026
62AQI (US)
24th February 2026
46AQI (US)
25th February 2026
64AQI (US)
26th February 2026
58AQI (US)
27th February 2026
33AQI (US)
28th February 2026
66AQI (US)
1st March 2026
35AQI (US)
2nd March 2026
30AQI (US)
3rd March 2026
86AQI (US)
4th March 2026
41AQI (US)
5th March 2026
75AQI (US)
6th March 2026
109AQI (US)
7th March 2026
74AQI (US)
8th March 2026
51AQI (US)
9th March 2026
64AQI (US)
10th March 2026
49AQI (US)
11th March 2026
73AQI (US)
12th March 2026
77AQI (US)
13th March 2026
125AQI (US)
14th March 2026
86AQI (US)
15th March 2026
67AQI (US)
16th March 2026
90AQI (US)
17th March 2026
125AQI (US)
18th March 2026
92AQI (US)
19th March 2026
112AQI (US)
20th March 2026
111AQI (US)
21st March 2026
64AQI (US)
22nd March 2026
93AQI (US)
23rd March 2026
93AQI (US)
24th March 2026
108AQI (US)
25th March 2026
146AQI (US)
26th March 2026
90AQI (US)
27th March 2026
79AQI (US)
28th March 2026
76AQI (US)
29th March 2026
104AQI (US)
30th March 2026
79AQI (US)
31st March 2026
97AQI (US)
1st April 2026
106AQI (US)
2nd April 2026
127AQI (US)
3rd April 2026
59AQI (US)
4th April 2026
102AQI (US)
5th April 2026
104AQI (US)
6th April 2026
121AQI (US)
7th April 2026
43AQI (US)
8th April 2026
38AQI (US)
9th April 2026
41AQI (US)
10th April 2026
102AQI (US)
11th April 2026
102AQI (US)
12th April 2026
35AQI (US)
13th April 2026
57AQI (US)
14th April 2026
80AQI (US)
15th April 2026
91AQI (US)
16th April 2026
55AQI (US)
17th April 2026
115AQI (US)
18th April 2026
68AQI (US)
19th April 2026
61AQI (US)
20th April 2026
69AQI (US)
21st April 2026
56AQI (US)
22nd April 2026
38AQI (US)
23rd April 2026
32AQI (US)
24th April 2026
74AQI (US)
25th April 2026
58AQI (US)
26th April 2026
65AQI (US)
27th April 2026
104AQI (US)
28th April 2026
77AQI (US)
29th April 2026
37AQI (US)
30th April 2026
87AQI (US)
1st May 2026
73AQI (US)
2nd May 2026
73AQI (US)
3rd May 2026
82AQI (US)
4th May 2026
46AQI (US)
5th May 2026
70AQI (US)
6th May 2026
54AQI (US)
7th May 2026
70AQI (US)
8th May 2026
30AQI (US)
9th May 2026
34AQI (US)
10th May 2026
42AQI (US)
11th May 2026
78AQI (US)
12th May 2026
83AQI (US)
13th May 2026
82AQI (US)
14th May 2026
36AQI (US)
15th May 2026
38AQI (US)
16th May 2026
75AQI (US)
17th May 2026
62AQI (US)
18th May 2026
54AQI (US)
19th May 2026
52AQI (US)
20th May 2026
62AQI (US)
21st May 2026
69AQI (US)
22nd May 2026
78AQI (US)
23rd May 2026
72AQI (US)
24th May 2026
70AQI (US)
25th May 2026
64AQI (US)
26th May 2026
48AQI (US)
27th May 2026
55AQI (US)
28th May 2026
71AQI (US)
29th May 2026
48AQI (US)
30th May 2026
63AQI (US)
31st May 2026
40AQI (US)
1st June 2026
68AQI (US)
2nd June 2026
94AQI (US)
3rd June 2026
105AQI (US)
4th June 2026
117AQI (US)
5th June 2026
56AQI (US)
6th June 2026
22AQI (US)
7th June 2026
44AQI (US)
8th June 2026
53AQI (US)
9th June 2026
62AQI (US)
10th June 2026
53AQI (US)
11th June 2026
69AQI (US)
12th June 2026
88AQI (US)
13th June 2026
70AQI (US)
14th June 2026
36AQI (US)
15th June 2026
30AQI (US)
16th June 2026
51AQI (US)
17th June 2026
55AQI (US)
18th June 2026
105AQI (US)
19th June 2026
51AQI (US)
20th June 2026
29AQI (US)
21st June 2026
83AQI (US)
22nd June 2026
23AQI (US)
23rd June 2026
10AQI (US)
24th June 2026
20AQI (US)
25th June 2026
41AQI (US)
26th June 2026
60AQI (US)
27th June 2026
86AQI (US)
28th June 2026
80AQI (US)
29th June 2026
53AQI (US)
30th June 2026
40AQI (US)
1st July 2026
45AQI (US)
2nd July 2026
39AQI (US)
3rd July 2026
58AQI (US)
4th July 2026
30AQI (US)
5th July 2026
22AQI (US)
6th July 2026
38AQI (US)
7th July 2026
53AQI (US)
8th July 2026
23AQI (US)
9th July 2026
42AQI (US)
10th July 2026
32AQI (US)
11th July 2026
45AQI (US)
12th July 2026
27AQI (US)
13th July 2026
44AQI (US)
14th July 2026
57AQI (US)
15th July 2026
40AQI (US)
16th July 2026
28AQI (US)
17th July 2026
45AQI (US)
18th July 2026
61AQI (US)
19th July 2026
41AQI (US)
20th July 2026
48AQI (US)
21st July 2026
38AQI (US)
22nd July 2026
44AQI (US)
23rd July 2026
71AQI (US)
24th July 2026
86AQI (US)
25th July 2026
34AQI (US)
26th July 2026
41AQI (US)
27th July 2026
38AQI (US)
28th July 2026
37AQI (US)
29th July 2026
46AQI (US)
30th July 2026
52AQI (US)
31st July 2026
71AQI (US)
1st August 2026
75AQI (US)
2nd August 2026
49AQI (US)
3rd August 2026
76AQI (US)
4th August 2026
56AQI (US)
5th August 2026
74AQI (US)
6th August 2026
52AQI (US)
7th August 2026
47AQI (US)
8th August 2026
46AQI (US)
9th August 2026
24AQI (US)
10th August 2026
26AQI (US)
11th August 2026
38AQI (US)
12th August 2026
50AQI (US)
13th August 2026
43AQI (US)
14th August 2026
37AQI (US)
15th August 2026
34AQI (US)
16th August 2026
45AQI (US)
17th August 2026
60AQI (US)
18th August 2026
47AQI (US)
19th August 2026
23AQI (US)
20th August 2026
34AQI (US)
21st August 2026
47AQI (US)
22nd August 2026
39AQI (US)
23rd August 2026
40AQI (US)
24th August 2026
35AQI (US)
25th August 2026
38AQI (US)
26th August 2026
49AQI (US)
27th August 2026
50AQI (US)
28th August 2026
35AQI (US)
29th August 2026
38AQI (US)
30th August 2026
46AQI (US)
31st August 2026
50AQI (US)
1st September 2026
35AQI (US)
2nd September 2026
30AQI (US)
3rd September 2026
32AQI (US)
4th September 2026
49AQI (US)
5th September 2026
39AQI (US)
6th September 2026
38AQI (US)
7th September 2026
41AQI (US)
8th September 2026
55AQI (US)
9th September 2026
46AQI (US)
10th September 2026
41AQI (US)
11th September 2026
43AQI (US)
12th September 2026
32AQI (US)
13th September 2026
48AQI (US)
14th September 2026
57AQI (US)
15th September 2026
53AQI (US)
16th September 2026
67AQI (US)
17th September 2026
48AQI (US)
18th September 2026
54AQI (US)
19th September 2026
66AQI (US)
20th September 2026
43AQI (US)
21st September 2026
83AQI (US)
22nd September 2026
76AQI (US)
23rd September 2026
52AQI (US)
24th September 2026
38AQI (US)
25th September 2026
67AQI (US)
26th September 2026
75AQI (US)
27th September 2026
51AQI (US)
28th September 2026
42AQI (US)
29th September 2026
30AQI (US)
30th September 2026
42AQI (US)
1st October 2026
40AQI (US)
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

107AQI (US)

101AQI (US)

84AQI (US)

73AQI (US)

60AQI (US)

58AQI (US)

44AQI (US)

45AQI (US)

49AQI (US)

40AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202669AQI (US)

2
13
8
8
2
13
11
2
4
19
8
7
14
9
9
22
10
17
3
23
8
25
6
18
12
1
101
124
39
10

Highest AQI (US) recorded in

January

107AQI (US)

Lowest AQI (US) recorded in

October

40AQI (US)

202583AQI (US)

9
17
5
16
9
3
21
10
18
11
1
1
29
1
4
26
15
16
3
28
4
26
3
26
2
2
13
8
7
1
14
12
4
33
242
70
20

Highest AQI (US) recorded in

January

118AQI (US)

Lowest AQI (US) recorded in

July

54AQI (US)

202484AQI (US)

9
8
14
3
11
11
3
1
11
18
2
21
9
3
26
2
7
23
9
22
4
27
13
15
2
9
18
4
7
17
6
8
21
2
55
208
81
21
1

Highest AQI (US) recorded in

January

131AQI (US)

Lowest AQI (US) recorded in

July

55AQI (US)

202389AQI (US)

2
10
14
5
1
18
8
1
1
13
16
1
16
10
3
1
26
5
3
23
4
12
19
5
24
2
6
20
4
10
10
11
1
12
10
3
11
10
9
1
41
202
94
22
2

Highest AQI (US) recorded in

December

127AQI (US)

Lowest AQI (US) recorded in

July

58AQI (US)

202286AQI (US)

10
12
9
1
7
11
2
2
14
12
3
23
7
24
7
7
21
2
3
21
1
4
9
16
4
9
21
1
2
23
4
1
16
11
4
33
200
72
19

Highest AQI (US) recorded in

January

124AQI (US)

Lowest AQI (US) recorded in

October

59AQI (US)

202184AQI (US)

12
14
5
18
10
14
14
3
23
7
3
21
6
1
7
22
1
13
18
7
14
9
20
1
11
16
3
1
3
17
9
1
10
11
10
53
205
76
21

Highest AQI (US) recorded in

December

120AQI (US)

Lowest AQI (US) recorded in

July

56AQI (US)

202081AQI (US)

4
7
3
1
7
12
1
9
9
6
23
1
8
21
2
5
26
1
23
6
3
26
2
5
19
4
2
12
11
7
1
33
173
50
10
1

Highest AQI (US) recorded in

December

120AQI (US)

Lowest AQI (US) recorded in

August

65AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
89AQI (US)
Least Polluted Year Recorded
2026(Avg.)
69AQI (US)

Suzhou's annual 2026 AQI (US) (69) shows an average percentage change of -18.2% (improved AQI (US)) compared to previous years: 2020 (81), 2021 (84), 2022 (86), 2023 (89), 2024 (84), 2025 (83).